524881 Hershey, J. (201). The eureka method: How to think like an inventor. New York : McGraw-Hill.
Lua i Stíl Chicago (17ú heag.)524881 Hershey, John. The Eureka Method: How to Think like an Inventor. New York : McGraw-Hill, 201.
Lua MLA (9ú heag.)524881 Hershey, John. The Eureka Method: How to Think like an Inventor. New York : McGraw-Hill, 201.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.